While writing a parking ticket a CCU DPS officer was approached by the subject for directions. The subject was acting in a suspicious manner and the officer interviewed the subject. While the officer was investigating the subject's story the subject became unruly and was arrested. After the arrest the subject threatened the officer. While processing the subject at the jail the subject was found to be in possession of several prescription medications mixed together in one container. The subject was incarcerated at the Horry County Detention Center.